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Saturday, October 6, 2018

Sunday, September 23, 2018

tRPOf with Trinket

This article is about a RPOf circuit for the Raspberry Pi using a Trinket, thus a tRPOf.
The main difference from previous ones, is that this project uses a standard Adafruit Trinket as microcontroller instead the MSP430 in order to use "off the shelf" components with less effort of programming.

Sunday, September 9, 2018

Texas Instrument TI Programmer

Often during the week ends we love to visit antique malls and similar places, looking for something to adapt to other uses or just strange things.
Sometimes instead I found things that .. well, something I can not just leave there.

Tuesday, September 4, 2018

DIY fume extractor

A quick DIY fume extractor.
Breathing fumes when soldering is not exactly an healthy activity.
You can buy a fume extractor but often they are quite expensive.

Monday, August 20, 2018

Repairing a GoldStar microwave

My old microwave started to have a problem lately.

Sometime when turning ON the oven, only the light works, the blower and the magnetron remains turned OFF.

Wednesday, August 15, 2018

Saturday, August 11, 2018

Controlling a WS2812B LED

Just some brief notes about LED strips based on the WS2812B (for example this one).
The same LED is also used in the Adafruit circular ring LED (here a datasheet from Adafruit)

Sunday, August 5, 2018

Technology changes

The market for embedded development is more and more complex and fast these days.
Every day there is some new platform popping up.
Is quite difficult to stay updated unless you have to do that for work.

Wednesday, August 1, 2018

A toroid tale

I'm a software developer, mainly in firmware for many years and still today I really love working on small board in C or assembly. I consider that a "real" programmer job.
Going down on the memory lane (pun intended :) ) it can explains maybe why.